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Use-Cauchy-Riemann-to-verify-whether-f-z-1-z-z-1-is-analytic-




Question Number 201715 by aurpeyz last updated on 11/Dec/23
Use Cauchy Riemann to verify whether   f(z)=(1/(z(z+1))) is analytic.
$${Use}\:{Cauchy}\:{Riemann}\:{to}\:{verify}\:{whether}\: \\ $$$${f}\left({z}\right)=\frac{\mathrm{1}}{{z}\left({z}+\mathrm{1}\right)}\:{is}\:{analytic}. \\ $$

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